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Pharm Unit 6 Book Quiz

Unit 6 quiz on GI medications for APNs, covering mechanisms of action for loperamide and best laxative choices post-surgery. Includes rationales for selecting appropriate pharmacologic treatments. Ideal for advanced nursing pharmacology review.

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UNIT 6 BOOK QUIZQuestion 1 .The APN understands that loperamide works by whichmechanism?•1.Supplying missing bacteria to the gastrointestinal (GI) tract.correci2. Decreasing gastric and bowel motility•3.Coating the wTalls of the gastrointestinal (GI) tract and binding totoxins.4.Stimulating peristalsis and gastric motilityRationales•Optionl:This describes the mechanism of a probiotic.■Option2:Loperamide binds to the opiate receptors of the intestine,leading to a decrease in gastric and intestinal motility.•Option3:This describes the mechanism of an adsorbent..Option4:This describes the mechanism of a stimulant laxative orprokinetic agent.[Page Reference: 485]Question 2 .A patient underwent sternotomy and coronary artery bypasssurgery yesterday. It is important to avoid straining for a bowTel movementpostoperatively. Which laxative would be the best choice for this type ofpatient?•1.Psyllium.2.Lubiprostone•3.Methylnaltrexone•correct4. DocusateRationales•Option1:Bulk-forming laxatives are used for simple, chronicconstipation.•Option2:Lubiprostone is used for women who have irritable bowTelsyndrome (IBS) with constipation.

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Pharmacology

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